Synonyms: 1,2-Cyclohexanedicarboxylicanhydride, trans- (8CI); 1,3-Isobenzofurandione, hexahydro-, trans-;dl-trans-1,2-Cyclohexanedicarboxylic anhydride;rel-(3aS,7aS)-Hexahydroisobenzofuran-1,3-dione;trans-1,2-Cyclohexanedicarboxylic anhydride; trans-Cyclohexane-1,2-dicarboxylicacid anhydride; trans-Hexahydrophthalic anhydride